1640394868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1697}}^1$

素因数の和:1829

約数の個数: 96

約数和(自身を含む): 3651379200

約数和(自身を除く): 2010984332

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 79, 92, 133, 158, 161, 266, 316, 322, 437, 532, 553, 644, 874, 1106, 1501, 1697, 1748, 1817, 2212, 3002, 3059, 3394, 3634, 6004, 6118, 6788, 7268, 10507, 11879, 12236, 12719, 21014, 23758, 25438, 32243, 34523, 39031, 42028, 47516, 50876, 64486, 69046, 78062, 128972, 134063, 138092, 156124, 225701, 241661, 268126, 273217, 451402, 483322, 536252, 546434, 741589, 902804, 938441, 966644, 1092868, 1483178, 1876882, 2547197, 2966356, 3083449, 3753764, 5094394, 5191123, 6166898, 10188788, 10382246, 12333796, 17830379, 20764492, 21584143, 35660758, 43168286, 58585531, 71321516, 86336572, 117171062, 234342124, 410098717, 820197434, 1640394868]

約数ペア:

[(1, 1640394868), (2, 820197434), (4, 410098717), (7, 234342124), (14, 117171062), (19, 86336572), (23, 71321516), (28, 58585531), (38, 43168286), (46, 35660758), (76, 21584143), (79, 20764492), (92, 17830379), (133, 12333796), (158, 10382246), (161, 10188788), (266, 6166898), (316, 5191123), (322, 5094394), (437, 3753764), (532, 3083449), (553, 2966356), (644, 2547197), (874, 1876882), (1106, 1483178), (1501, 1092868), (1697, 966644), (1748, 938441), (1817, 902804), (2212, 741589), (3002, 546434), (3059, 536252), (3394, 483322), (3634, 451402), (6004, 273217), (6118, 268126), (6788, 241661), (7268, 225701), (10507, 156124), (11879, 138092), (12236, 134063), (12719, 128972), (21014, 78062), (23758, 69046), (25438, 64486), (32243, 50876), (34523, 47516), (39031, 42028)]